Home / 224,098.90-309,247.48-122,122.18

Finding the Fourth Proportional to 224,098.90, 309,247.48 and 122,122.18

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Solution

The fourth proportional to 224,098.90, 309,247.48 and 122,122.18 is: 168,523.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,098.90 : 309,247.48 = 122,122.18 : x
  2. Step 2: Convert to fraction form
    224,098.90/309,247.48 = 122,122.18/x
  3. Step 3: Cross multiply
    224,098.90x = 309,247.48 × 122,122.18
  4. Step 4: Simplify right side
    224,098.90x = 37,765,976,884.92
  5. Step 5: Solve for x
    x = 37,765,976,884.92/224,098.90
  6. Step 6: Final answer
    x = 168,523.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.